fix: Open URIs

lib/pages/chat_list/chat_list.dart

@@ -130,9 +130,9 @@ class ChatListController extends State<ChatList> {
   void _processIncomingUris(String text) async {
     if (text == null) return;
     VRouter.of(context).to('/rooms');
-    text = text.replaceFirst('im.fluffychat://', 'matrix:');
-    UrlLauncher(context, text).openMatrixToUrl();
-    return;
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      UrlLauncher(context, text).openMatrixToUrl();
+    });
   }
 
   void _initReceiveSharingIntent() {

lib/pages/new_private_chat/new_private_chat_view.dart

@@ -83,7 +83,7 @@ class NewPrivateChatView extends StatelessWidget {
                   decoration: InputDecoration(
                     labelText: L10n.of(context).typeInInviteLinkManually,
                     hintText: '@username',
-                    prefixText: 'https://matrix.to/#/',
+                    prefixText: 'matrix.to/#/',
                     suffixIcon: IconButton(
                       icon: const Icon(Icons.send_outlined),
                       onPressed: controller.submitAction,